10th 1914-1918 1939-1945 19thcentury aerialoperations americancivilwar(1861-1865) australian blockade british commerce confederatestatesofamerica consuls cottontrade economicaspects economicconditions fiction foreignrelations german germany greatbritain history industrialists internationalrelations militaryassistance militaryoperations naval navaloperations relations rescues scotland secretservice shipping spies unitedstates warships worldwar